Results 71 to 80 of about 48,902 (274)

Endogenous non-retroviral elements in genomes of Aedes mosquitoes and vector competence

open access: yesEmerging Microbes and Infections, 2019
Recent extensive (re)emergences of arthropod-borne viruses (arboviruses) such as chikungunya (CHIKV), zika (ZIKV) and dengue (DENV) viruses highlight the role of the epidemic vectors, Aedes aegypti and Aedes albopictus, in their spreading. Differences of
Vincent Houé   +2 more
doaj   +1 more source

Land use gradients drive spatial variation in Lassa fever host communities in the Eastern Province of Sierra Leone

open access: yesJournal of Animal Ecology, EarlyView.
As West Africa urbanises, the risk of Lassa fever may paradoxically decrease. We found the invasive house mouse, a dominant urban species, outcompetes and displaces the primary Lassa virus host. Considering these species interactions is critical for accurately predicting future zoonotic disease patterns.
David Simons   +13 more
wiley   +1 more source

A Case of Methotrexate Intoxication Misdiagnosed as Crimean-Congo Hemorrhagic Fever

open access: yesJournal of Medical Microbiology and Infectious Diseases, 2016
[No Abstract] Crimean-Congo hemorrhagic fever (CCHF) is considered as the most important arboviral infection in Iran. Early diagnosis of CCHF is essential for preventing the spread of the infection and providing appropriate treatment to patients.
Mehdi Fazlalipour   +10 more
doaj  

Aedes Mosquitoes and Aedes-Borne Arboviruses in Africa: Current and Future Threats

open access: yesInternational Journal of Environmental Research and Public Health, 2018
The Zika crisis drew attention to the long-overlooked problem of arboviruses transmitted by Aedes mosquitoes in Africa. Yellow fever, dengue, chikungunya and Zika are poorly controlled in Africa and often go unrecognized.
D. Weetman   +8 more
semanticscholar   +1 more source

Mother-to-Child Transmission of Arboviruses during Breastfeeding: From Epidemiology to Cellular Mechanisms

open access: yesViruses, 2021
Most viruses use several entry sites and modes of transmission to infect their host (parenteral, sexual, respiratory, oro-fecal, transplacental, transcutaneous, etc.).
Sophie Desgraupes   +4 more
semanticscholar   +1 more source

Maltase 1 regulates DENV2 infection and life history in Aedes aegypti

open access: yesInsect Science, EarlyView.
Our study employed CRISPR/Cas9 to generate a MAL1 knockout strain of Aedes aegypti, demonstrating that the absence of MAL1 significantly suppresses DENV2 replication in the midgut and impairs viral transmission. The mutation also altered life‐history (hatching/pupation/emerging rates and sex‐specific survival), identifying MAL1 as a novel target for ...
Man‐Jin Li   +5 more
wiley   +1 more source

Intertwined arbovirus transmission activity: reassessing the transmission cycle paradigm.

open access: yesFrontiers in Physiology, 2013
Arboviruses are emerging/reemerging infectious agents worldwide. The factors within this scenario include vector and host population fluctuations, climatic changes, anthropogenic activities that disturb ecosystems, an increase in international flights ...
Luis Adrian Diaz   +3 more
doaj   +1 more source

Quantitative Polymerase Chain Reaction System for Alongshan Virus Detection

open access: yesMethods and Protocols, 2023
The recently discovered Jingmenvirus group includes viruses with a segmented genome, RNA of a positive polarity, and several proteins with distant homology to the proteins of the members of the genus Orthoflavivirus.
Alexander G. Litov   +4 more
doaj   +1 more source

Was It Chikungunya? Laboratorial and Clinical Investigations of Cases Occurred during a Triple Arboviruses’ Outbreak in Rio de Janeiro, Brazil [PDF]

open access: gold, 2022
Thiara Manuele Alves de Souza   +15 more
openalex   +1 more source

Clinical signs, clinical pathology and outcomes in horses infected naturally with equine encephalosis virus

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Equine encephalosis (EE) is caused by an Orbivirus from the family Sedoreoviridae and is thus similar to African horse sickness (AHS) and Bluetongue viruses (BTV). These viruses are transmitted by Culicoides midges. Equine encephalosis can infect horses, donkeys and zebras sub‐clinically while only horses develop clinical disease ...
Graeme Piketh   +2 more
wiley   +1 more source

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